Re: How's the nforce4 support in Linux?

[Jeff Garzik]

Indrek Kruusa wrote:
> Jeff Garzik wrote:
>
> > Andi Kleen wrote:
> >
> > > Jeff Garzik <jgarzik@xxxxxxxxx> writes:
> > >
> > > > I won't disagree with your experiences.  For me, outside of one brief
> > > > moment when the r8169 driver didn't work on Athlon64, it has worked
> > > > flawlessly for me.
> > > >
> > > > RealTek 8169 is currently my favorite gigabit chip.
> > >
> > >
> > >
> > >
> > > It does not seem to support DAC (or rather it breaks with DAC 
> > > enabled), which makes it not very useful on any machine with >3GB of 
> > > memory.
> >
> >
> >
> > Driver bug.  I can futz with it and get it to do 64-bit on my Athlon64.
>
>
>
> Continuing with off-topic questions: is this "checksum off-load" usable 
> with r8169? Is there any other reason (performance?) to use hardware 
> TCP/IP checksumming than just "cool, a little chunk of software is 
> hardwired again"?

It's usable, and enables "zero copy" feature.


> I have seen you mentioned that this causes mainly troubles if you try to 
> set it with ethtool. Is it still true?

Not sure what you are referring to.

	Jeff



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